Peter Falk as Harry Sears

Vicki Frederick as Iris

Laurene Landon as Molly

Burt Young as Eddie Cisco

Tracy Reed as Diane

Ursaline Bryant as June

Claudette Nevins as Solly

Richard Jaeckel as Reno Referee

John Hancock as Big John Stanley

Lenny Montana as Jerome

Charlie Dell as Merle LeFevre

Chick Hearn as Himself

Cliff Emmich as Obese Promoter

Clyde Kusatsu as Clyde Yamashito

Joe Greene as Himself

Marlene Petrilli as Akron Wrestler #1

Karen McKay as Akron Wrestler #2

Jonathan Terry as Akron Doctor

Alvin Hammer as Geisha's Doctor

Angela Aames as Louise

Stanley Brock as Myron

Susan Mechsner as Creature #1

Leslie Henderson as Creature #2

Taemi Hagiwara as Geisha #1

Ayumi Hori as Geisha #2

Faith Minton as Big Mama

Irma Eugenia Aguilar as Mexican Wrestler #1

Martha Louisa Coello as Mexican Wrestler #2

Gustavo Torres as Mexican Referee

Paul Greenwood as Mud Wrestling Emcee

Adolfo Plascencia as Geisha Referee

William J. Kulzer as Akron Referee

Don Brodie as Reno Timekeeper

Leonard Bremen as No-Name Promoter

Gloria Hayes as Jerome's Girlfriend

Perry Cook as Doctor

Charles Anderson as Body Builder

Randy McClane as Body Builder

Ray Homesly as Body Builder

Steve White as Body Builder

Cosmo Sardo as Barber

Ernie Fuentes as Man with Dice

Johnnie Decker as Warehouse Box Man

Nicholas Shields as Warehouse Player

Dan Magiera as Warehouse Stickman

Susan Barnes as Merle's Wife

Chuck Hicks as Thug

Gary McLarty as Thug

Joseph Margo as Service Station Attendant

Ivan Ditmars as Organist

Michael Jeffers as Wrestling Match Spectator (uncredited)

Mike Mazurki as Chicago Referee (uncredited)

Brinke Stevens as Woman (uncredited)

Dominic Paolo Testa as Restaurant Patron (uncredited)